863911-63-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 863911-63-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,3,9,1 and 1 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 863911-63:
(8*8)+(7*6)+(6*3)+(5*9)+(4*1)+(3*1)+(2*6)+(1*3)=191
191 % 10 = 1
So 863911-63-1 is a valid CAS Registry Number.